CVE-2026-29204

CVSS Score & Metrics

Base Score

10.0 / 10

Vector String

                                        CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N                                    

Vulnerability Description

Insufficient ownership checks in `clientarea.php` allow an authenticated client area user to submit requests using another user’s `addonId` without any ownership validation leading to unauthorized access to the victim's resources and their cPanel account.

Vulnerability Details

Published Date

May 12, 2026

Last Modified

May 13, 2026

CWE ID

CWE-639

Source

NVD

Vendor

WebPros

Product

WHMCS

External References

https://help.whmcs.com/m/125386/l/2073908-cve-2026-29204?token=_4RH-0s0febHsrNiC8GdPymsqg3_nSdT

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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